Technical FAQs

Ask a Question

What does the window next to the handle of the TeSys U indicate?

What do the 1 and 0 indicate in the window of the LUB power base? 

Product Line:
TeSys U Starters - GIC Product

US Product

Product characteristics

This window indicates the state of the device, running, or tripped, and what kind of trip. 
1 indicates that the device is running, 0 is not running. 
I>> indicates a magnetic fault. 
See the attached instruction bulletin (step H) for illustration. 
Was this helpful?
What can we do to improve the information ?